On the solar house tour [Pictures]

Margo Duesterhaus' house is on a tour of solar homes. There are three sections of solar panels on the roof that provide 90-95% of the home's electricity. The house was constructed in the late 1950s.

Margo Duesterhaus' house is on a tour of solar homes. There are three sections of solar panels on the roof that provide 90-95% of the home's electricity. The house was constructed in the late 1950s. (Kim Hairston, Baltimore Sun)

Margo Duesterhaus' house is on a tour of solar homes. South facing windows were added to the kitchen area. The windows are double paned with argon in between. EIFS, exterior insulation and finishing system, is on the walls on the back of the house.

Margo Duesterhaus' house is on a tour of solar homes. South facing windows were added to the kitchen area. The windows are double paned with argon in between. EIFS, exterior insulation and finishing system, is on the walls on the back of the house. (Kim Hairston, Baltimore Sun)